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path: root/drivers/iio/adc/ad7791.c
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Diffstat (limited to 'drivers/iio/adc/ad7791.c')
-rw-r--r--drivers/iio/adc/ad7791.c19
1 files changed, 5 insertions, 14 deletions
diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c
index 5e8d1da6887..c20203577d2 100644
--- a/drivers/iio/adc/ad7791.c
+++ b/drivers/iio/adc/ad7791.c
@@ -361,21 +361,19 @@ static int ad7791_probe(struct spi_device *spi)
return -ENXIO;
}
- indio_dev = iio_device_alloc(sizeof(*st));
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (!indio_dev)
return -ENOMEM;
st = iio_priv(indio_dev);
- st->reg = regulator_get(&spi->dev, "refin");
- if (IS_ERR(st->reg)) {
- ret = PTR_ERR(st->reg);
- goto err_iio_free;
- }
+ st->reg = devm_regulator_get(&spi->dev, "refin");
+ if (IS_ERR(st->reg))
+ return PTR_ERR(st->reg);
ret = regulator_enable(st->reg);
if (ret)
- goto error_put_reg;
+ return ret;
st->info = &ad7791_chip_infos[spi_get_device_id(spi)->driver_data];
ad_sd_init(&st->sd, indio_dev, spi, &ad7791_sigma_delta_info);
@@ -410,10 +408,6 @@ error_remove_trigger:
ad_sd_cleanup_buffer_and_trigger(indio_dev);
error_disable_reg:
regulator_disable(st->reg);
-error_put_reg:
- regulator_put(st->reg);
-err_iio_free:
- iio_device_free(indio_dev);
return ret;
}
@@ -427,9 +421,6 @@ static int ad7791_remove(struct spi_device *spi)
ad_sd_cleanup_buffer_and_trigger(indio_dev);
regulator_disable(st->reg);
- regulator_put(st->reg);
-
- iio_device_free(indio_dev);
return 0;
}